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Youssef Zidan
Youssef Zidan

Posted on • Edited on

CSS @Media Rules that fits all possible devices.

In this shot, I will share my experience with responsive design using css @media Rules.

Before you start adding responsiveness into your app, you have to ask yourself
"am I going to design the app in Mobile-First Approach or Desktop-First Approach?"

Mobile-First Approach is designing or developing an app for Mobile before designing for desktop web or any other device.

Desktop-First Approach is designing or developing an app for Dekstop before designing for Mobiles or any other device.

Here are the @media rules that I personally use to fit all possible devices and screen sizes.

Sizes from Chrome device toolbar.

Desktop-first

/* ================ Desktop First ================ */

/* Any other bigger devices */
body {
  background: brown;
}
/* Ultra HD */
@media (max-width: 3840px) {
  body {
    background: red;
  }
}
/* Full HD */
@media (max-width: 2560px) {
  body {
    background: blue;
  }
}
/* Labtop L*/
@media (max-width: 1440px) {
  body {
    background: green;
  }
}
/* Labtop */
@media (max-width: 1024px) {
  body {
    background: cyan;
  }
}
/* Tablet */
@media (max-width: 768px) {
  body {
    background: purple;
  }
}
/* Mobile */
@media (max-width: 425px) {
  body {
    background: yellow;
  }
}
Enter fullscreen mode Exit fullscreen mode

With Desktop-first we use max-width and the order of the sizes from larger (at the top) to smaller (at the bottom).

Mobile-first

/* ================ Mobile First ================ */

/* Any other smaller devices */
body {
  background: brown;
}
/* Mobile */
@media (min-width: 425px) {
  body {
    background: yellow;
  }
}
/* Tablet */
@media (min-width: 768px) {
  body {
    background: purple;
  }
}
/* Labtop */
@media (min-width: 1024px) {
  body {
    background: cyan;
  }
}
/* Labtop L*/
@media (min-width: 1440px) {
  body {
    background: green;
  }
}
/* Full HD */
@media (min-width: 2560px) {
  body {
    background: blue;
  }
}

/* Ultra HD */
@media (min-width: 3840px) {
  body {
    background: red;
  }
}
Enter fullscreen mode Exit fullscreen mode

With mobile-first, we use min-width, and the order of the sizes from smaller (at the top) to larger (at the bottom).


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ahmedelhegery profile image
Ahmed Alaa

Very helpful thank you